For a telecommunications merger, CRA economists developed a game theory model to address potential coordinated effects concerns by US antitrust authorities. In each local market, the model identified the “maverick” (i.e., the firm with the strongest incentive to cheat and undercut the monopoly price) and the “most forgiving firm” (i.e., the firm with the weakest incentive to punish cheaters). The model also showed that the merger would not change the incentives of these firms in any significant way and thus would not significantly increase the risk of coordination.
What happens when AI sets wages
The authors fed 60,000 freelancer profiles into eight widely used LLMs, asking each model to recommend an hourly rate. From hourly wage setting to testing for...